Carbon Neutral isn't enough for Stockholm - they're on the road to being fossil fuel free by 2040. Gunnar Söderholm says that electricity will be nearly fossil fuel free by 2030. The biggest challenge is transportation - with a car having an average lifetime of 18.5 years, there's few years left for people to be offered a fossil fuel free alternative.

Edie Lush interviews Jørgen Abildgaard who is in charge of implementing the aggressive plan for the City of Copenhagen at COP21 Hub Culture Paris 2015. Copenhagen wants to be the first carbon neutral city by 2025. You need many small initiatives, among them is cooling buildings by using sea water. 60% of Copenhagen citizens use bikes every day to get around town. Immigration and congestion will put pressure on public transport

Chris Lincoln Jones tells Hub Culture Executive Editor Edie Lush about the 3 Ds of Drones (aka Semi-Autonomous Vehicles) Dirty, Dull and Dangerous and the ethics around lethal autonomous weapon systems. What happens when semi-autonomous vehicles really do become drones- when robots decide whom to kill.

Tending the cauldron is a serious job.

Mutant vehicles are a big part of the Burning Man experience. Sweet Alice and Puppy take us for a ride.

Not everyone at Burning Man is looking for a transcendent experience. Some people just want to dance.

Kona Dave tells a tale of the first Burns in San Francisco, and his journey to return to Black Rock City.

Sophistication shares her experience meeting new people and the magic moments they shared.

For first time Burners, the sights and sounds can be a completely overwhelming experience.

Falling in love on the playa.

Ya Ya Davy talks about the concept of self-discovery in the context of the playa.

On bikes, beats and the vastness of the playa with Erwig at Burning Man.

A discussion with Dad on his work building the temple at Burning Man.